szc8023 发表于 2020-5-31 13:29:49

外行有偿求助大佬帮忙写个简单插值程序

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
求助,现在已经知道了网格所有点的位置信息和中心红点的一个特征值信息,想将这个特征值信息用最简单的插值方法求得黑点、绿点和蓝点的特征值,比如角落黑点的特征值就等于最邻近的红点信息,边界绿点的信息就等于临近两个红点值的平均值,中间蓝点的信息等于周围四个红点值的平均值。求助如何编程实现。现在已有各个点的坐标信息,中心点的特征值信息

szc8023 发表于 2020-5-31 13:31:19

如图所示

fcode 发表于 2020-5-31 15:58:53

这不就是网格化问题?可以试试自然邻位法~~
https://github.com/sakov/nn-c

necrohan 发表于 2020-6-2 11:47:54

FVM?看看这个链接里的结构网格部分
https://zhuanlan.zhihu.com/p/26098010
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